Comment by moooo99

It literally took a single google search to find out that you’re wrong.

FM transmitting for private use is completely legal for UKW frequencies between 87.5 and 105 MHz and transmission powers lower than 50nW [1]. You can buy perfectly FM transmitters for your car, etch

[1] (German) https://www.autozeitung.de/fm-transmitter-bluetooth-nachrues...